Heat sensitizing mixture comprising an amide and a heat sensitizing agent which is a poly(alkylene oxide) containing urethane groups

US4131603A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Hermann Perrey · Krefeld, DE
• Martin Matner · Odenthal, DE
• Gustav Sinn

Key dates

• Filing date: Nov 28, 1977
• Grant date: Dec 26, 1978
• Expiry date: Nov 28, 1997

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F6/22
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Method for coagulating polymer dispersions with heat sensitizing agents which contain specific urethane groups. These new heat sensitizing agents provide at room temperature stable latices which coagulate completely when heated.